Home / 53,023.37-79,533.23-13,580.82

Finding the Fourth Proportional to 53,023.37, 79,533.23 and 13,580.82

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Solution

The fourth proportional to 53,023.37, 79,533.23 and 13,580.82 is: 20,370.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,023.37 : 79,533.23 = 13,580.82 : x
  2. Step 2: Convert to fraction form
    53,023.37/79,533.23 = 13,580.82/x
  3. Step 3: Cross multiply
    53,023.37x = 79,533.23 × 13,580.82
  4. Step 4: Simplify right side
    53,023.37x = 1,080,126,412.74
  5. Step 5: Solve for x
    x = 1,080,126,412.74/53,023.37
  6. Step 6: Final answer
    x = 20,370.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.